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| Item Name | Plate Retaining Bearing |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3110 Bearings Antifriction Unmounted |
| National Item Identification Number (NIIN) | 00-978-7521 (009787521) |
| NCB Code | USA (00) |
| Manufacturer | Sikorsky Aircraft Corporation |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 6435-20153-103 | sikorsky aircraft corporation | plate retaining bearing | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABGL | WIDTH | 1.228 INCHES MINIMUM AND 1.248 INCHES MAXIMUM |
| ABRY | LENGTH | 1.503 INCHES MINIMUM AND 1.520 INCHES MAXIMUM |
| ABTB | MOUNTING HOLE DIAMETER | 0.203 INCHES NOMINAL |
| ADFU | MOUNTING HOLE ARRANGEMENT STYLE | HORIZONTAL CENTERLINE |
| ADNU | CORNER RADIUS | 0.318 INCHES NOMINAL |
| ADNY | DISTANCE BETWEEN HOLES ALONG LENGTH | 0.874 INCHES MINIMUM AND 0.877 INCHES MAXIMUM |
| ADPM | BOLT CIRCLE HOLE QUANTITY | 2 |
| ADUM | OVERALL THICKNESS | 0.185 INCHES MINIMUM AND 0.186 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM |
| CWJW | MOUNTING HOLE TYPE | ROUND,UNTHREADED |
| FEAT | SPECIAL FEATURES | ONE CENTRAL TANG 0.602 IN.NOM LG BY 0.250 IN.W EXTENDING ONE SIDE W/0.310 IN.CORNER RADIUS;HOLES COUNTERSUNK 82 DEG TO 0.390 IN.MIN,0.400 IN.MAX DIA;SHAPE:SPECIAL |
| MATT | MATERIAL | STEEL COMP E4340 OVERALL |
| SFTT | SURFACE TREATMENT | OXIDE OVERALL |
| TEST | TEST DATA DOCUMENT | 81349-MILI6868 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS,BROCHURES,ETC.,THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS,INDUSTRY DIRECTORIES,AND SIMILAR TRADE PUBLICATIONS,REFLECTING |
| Relevant Components for NSN - 3110-00-978-7521, 3110009787521 | ||||
| 3110-00-003-9270 (3110000039270) | 3120-00-948-5325 (3120009485325) | 3120-01-281-8447 (3120012818447) | 3120-00-432-7549 (3120004327549) | |
| 3120-12-347-5626 (3120123475626) | 3120-00-190-4518 (3120001904518) | 3110-01-606-7510 (3110016067510) | 3110-01-400-6136 (3110014006136) | |
| 3110-00-100-3617 (3110001003617) | 3120-00-174-6371 (3120001746371) | 3110-01-556-1019 (3110015561019) | 3120-01-104-8486 (3120011048486) | |
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